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(Click for frequent words.) 59 Keck telescopes 58 Keck Observatory 58 Giant Magellan Telescope 57 atop Mauna Kea 57 E ELT 56 Extremely Large Telescope 56 Cerro Armazones 56 WM Keck Observatory 56 Keck Telescopes 55 TMT Observatory 55 Telescope LSST 55 Pan STARRS 54 Subaru telescope 54 Jupiter Icy Moons Orbiter 54 Array ALMA 54 Keck Interferometer 54 Herschel Space 53 optical infrared telescope 53 LSST 53 Atacama Large Millimeter submillimeter 53 infrared telescopes 53 telescopes atop Mauna 53 Earthscope 53 Large Synoptic Survey 52 Keck telescope 52 Submillimeter Array 52 UCO Lick 52 Mauna Kea 52 Keck Telescope 52 astronomical telescope 52 telescope 52 Subaru Telescope 52 Lunar Reconnaissance Orbiter LRO 52 SIM PlanetQuest 51 Paranal 51 LightSail 1 51 telescope atop Mauna 51 Square Kilometer Array 51 IceCube 51 Mauna Kea volcano 51 Terrestrial Planet Finder 51 Telescope Array 51 Solar TErrestrial RElations Observatory 51 astronomical observatory 51 occultations 51 Kepler Mission 51 Ellery Hale 51 JIMO 51 Astrobotic 51 infrared telescope 51 Large Binocular Telescope 51 Cerro Pachón 50 Atacama Large Millimeter Array 50 Pan STARRS PS1 telescope 50 BepiColombo 50 optical telescope 50 Laser Interferometer Gravitational Wave 50 twin Keck telescopes 50 telescopes 50 Astrophysical Research 50 Fermi telescope 50 PlanetQuest 50 JDEM 50 X ray telescopes 50 Gemini Observatory 50 Japan NAOJ 50 Planck spacecraft 50 Mars orbiting spacecraft 50 ATST 50 neutrino detectors 50 SKA telescope 49 SELENE 49 extrasolar planetary systems 49 Mauna Kea Hawaii 49 Small Body Nomenclature 49 Lunar Exploration 49 Planck satellite 49 robotic landers 49 Steward Observatory 49 STEREO mission 49 Imiloa 49 Suzaku X ray 49 detect gravitational waves 49 Junichiro Kawaguchi 49 radiotelescope 49 planetary Transits 49 robotic rovers 49 extrasolar 49 inch Samuel Oschin 49 Antenna LISA 49 ESA Planck 49 HIAPER 49 Pierre Auger Observatory 49 Solar Terrestrial Relations 49 COROT 49 Super Kamiokande 49 astronomical observatories 49 JWST 49 Kitt Peak 49 Solar Orbiter 49 Square Kilometre Array SKA 49 particle detector 49 NuSTAR 49 Helioseismic 48 Ocean Observatories Initiative 48 Infrared Telescope Facility 48 Laser Interferometer Space 48 located atop Mauna 48 LOFAR 48 optical telescopes 48 NASA Infrared Telescope 48 Infrared Astronomy 48 rocky extrasolar planet 48 infrared observatory 48 spectroscopic observations 48 GJ #b [001] 48 supergiant star 48 Stratospheric Observatory 48 Advanced LIGO 48 MIRTHE 48 SIRTF 48 Chajnantor 48 Barry Barish 48 NASA Jet Propulsion Lab 48 neutrino telescope 48 National Optical Astronomy 48 gamma ray observatory 48 GALEX 48 Margarita Marinova 48 Nasa Kepler 48 Muchachos Observatory 48 Observatory STEREO 48 MMT Observatory 48 ExoMars rover 48 inch refractor telescope 48 Pan STARRS telescope 48 meter Keck telescopes 48 Adaptive Optics 48 NAOJ 48 Cancri e 48 linear collider 48 LightSail 48 Manchester Jodrell Bank 48 Yarkovsky effect 48 observatory 47 Very Large Telescope 47 Gemini telescopes 47 Volatile Evolution 47 NASA STEREO 47 EarthScope 47 infrared astronomy 47 neutrino detector 47 OSIRIS Rex 47 Cerro Pachon 47 ESO Paranal Observatory 47 Chajnantor plateau 47 interplanetary missions 47 defile Mauna Kea 47 Astronautical Science 47 Square Kilometre Array 47 Space Infrared Telescope 47 astronomers 47 Cassini Huygens 47 tsunamis recur 47 Lick Observatory 47 Cerro Paranal 47 MINOS 47 Vexcel 47 Europa Orbiter 47 hexagonal mirrors 47 Martian rover 47 Cerro Tololo 47 gaseous planet 47 Saturnian moon Titan 47 National Astronomical Observatory 47 Telescope 47 orbiting telescope 47 Dan Buhl Planetarium 47 Astrosat 47 NASA Stratospheric Observatory 47 Las Cumbres Observatory 47 DISR 47 TrES 4 47 Collider LHC 47 NRAO 46 lunar orbiter 46 Solaren 46 HD#b 46 OSIRIS REx 46 Compton Gamma Ray 46 Cloud Aerosol Lidar 46 Southern Observatory ESO 46 Rare Isotope Beams 46 Huygens mission 46 plutoids 46 Catherine Cesarsky 46 Jill Tarter 46 Hakan Svedhem 46 Shanghai Astronomical Observatory 46 ESO VLT 46 Observatory SDO 46 Astrophysics MOA 46 SN #C 46 WIYN 46 DEPTHX 46 Herschel telescope 46 astronomical observations 46 microlensing 46 neutrino experiment 46 robotic explorer 46 NOvA 46 EPOCh 46 moons circling 46 Japanese Aerospace Exploration 46 IfA 46 NASA Kepler 46 GOSAT 46 X ray observatory 46 GLAST telescope 46 microshutters 46 Chandrayaan II 46 NASA MESSENGER 46 CloudSat 46 Carnegie Observatories 46 Infrared Pathfinder Satellite 46 ESA XMM Newton 46 Arecibo telescope 46 adaptive optics 46 LCROSS mission 46 observatories 46 Wolszczan 46 CFHT 46 orbiting Hubble Space Telescope 46 Delta Cephei 46 Convection Rotation 46 Herschel Space Telescope 46 Submillimeter Array SMA 46 Kuiper Belt object 46 ESA Rosetta 46 LROC 46 UC Observatories Lick 46 inhabitable planets 46 DUSEL 46 Paranal Observatory 46 Terrestrial Planet Finder TPF 46 Nasa Ames 46 interferometer 46 NSLS II 46 nicknamed Xena 46 exoplanetary 46 Fomalhaut b 46 Bill Borucki Kepler 46 robotic spacecraft 45 Jean Luc Margot 45 largest moon Charon 45 Orbiting Carbon Observatory OCO 45 twin Voyager spacecraft 45 robotic explorers 45 Martian rovers 45 NASA Lunar Reconnaissance 45 Astrobiology Institute 45 astronomical telescopes 45 JAXA 45 Solar Dynamics Observatory 45 Kepler #b 45 CHARA 45 SSRL 45 Dan Werthimer 45 Chilean Atacama Desert 45 Lulin Observatory 45 orbital rendezvous 45 HARPS spectrograph attached 45 Nankai Trough Zone 45 Solar Observatory 45 Hubble Space Telescopes 45 IBEX spacecraft 45 orbiter lander 45 Galileo constellation 45 OGLE TR #b 45 Astrobotic Technology 45 irregularly shaped asteroid 45 IODP 45 UA Lunar 45 Francis Halzen 45 fainter objects 45 MicroFUN 45 Eric Becklin 45 trans Neptunian objects 45 ESA Herschel 45 Chikyu 45 COBE satellite 45 Quanterix 45 ESA Integral 45 rover Curiosity 45 X ray observatories 45 Gravitational lensing 45 David Wettergreen 45 WMAP satellite 45 Rolf Kudritzki 45 Uwe Bergmann 45 BepiColombo joint 45 XMM Newton 45 Shackleton Crater 45 UDFy # 45 STEREO spacecraft 45 Infrared Telescope 45 Canary Telescope 45 Lunar Reconnaissance Orbiter Camera 45 Richard Binzel 45 lunar landers 45 Microlensing Observations 45 Mandushev 45 ecliptic plane 45 Earthlike planets 45 Huygens Probe 45 NOAO 45 orbiting telescopes 45 H2A rocket 45 noctilucent clouds 45 gravitational microlensing 45 Orbiting Solar 45 BLG #Lb 45 m2mi 45 gravitational lenses 45 Geoff Marcy 45 COROT exo 3b 45 Director Charles Elachi 45 Hiroo Kanamori 45 Pluto Charon 45 Samuel Oschin Telescope 45 SPOT Image 45 dimming starlight 45 UKIRT 45 Andrea Ghez 45 Wide Angle Search 45 Sara Seager 45 EVLA 45 constellation Eridanus 45 Shri Kulkarni 45 Upsilon Andromedae 45 Mary Voytek 45 CalTech 45 distant galaxy 45 robotic rover 45 gravitational wave 45 moons Phobos 45 Nili Fossae 45 Planetology 44 LIGO 44 ITER 44 Very Energetic Radiation 44 ExoMars 44 ESA ASI 44 MeerKAT 44 WISE telescope 44 Jupiter moon Io 44 imaging spectrometer 44 WIYN telescope 44 visit http:/saturn.jpl.nasa.gov 44 Panoramic Survey 44 windshield wiper maneuver 44 Webb Telescope 44 dexterous robot 44 Nasa spacecraft 44 Pluto Eris 44 Visit SPACE.com 44 Ulysses spacecraft 44 Hyades 44 Regolith Excavation Challenge 44 Charles Elachi 44 OSIRIS 44 twin STEREO spacecraft 44 RY Sagittarii 44 airborne observatory 44 LCLS 44 lunar explorer 44 European XFEL 44 CALIPSO 44 Large Binocular Telescope LBT 44 Crescent Dunes 44 GLAST 44 Orbiter MRO 44 Landsat satellite 44 Rosetta orbiter 44 Saturn Cassini 44 Hubble observations 44 astrobiology scientist 44 Long Wavelength Array 44 Selenological 44 Mars Climate Sounder 44 interplanetary spacecraft 44 colliders 44 NASA Chandra 44 ExoMars mission 44 Comet Hartley 44 spaceborne 44 unmanned lunar 44 Michael Studinger 44 SeaWiFS 44 Mars Atmosphere 44 National Astronomical Observatories 44 Dream Chaser 44 Krimigis 44 exoplanet hunter 44 interferometers 44 Arecibo Observatory 44 extrasolar planets orbiting 44 CubeSat 44 filamentary structure 44 Alex Filippenko 44 JIMO mission 44 Orbiter LRO 44 Yerkes Observatory 44 Stratellite 44 Lyot 44 NASA Orbiting Carbon 44 Space Physics 44 Geoffrey Marcy 44 astrophysical objects 44 outer planets 44 NIRSpec 44 enters lunar orbit 44 ray Space Telescope 44 planetary astronomy 44 SMOS 44 ASTRON 44 exoplanets planets 44 Corot 7b 44 Near Infrared Camera 44 HiRISE camera 44 cryo electron microscope 44 NASA Lunar Crater 44 Manned Spaceflight 44 planets orbiting distant 44 Shuttle Radar Topography 44 Jupiter Icy Moons 44 Pasachoff 44 Hubble Space Telescope HST 44 XMM Newton X ray 44 Kepler spacecraft 44 cosmic ray observatory 44 ChemCam 44 CHIKYU 44 Arizona Steward Observatory 44 Optical Gravitational Lensing Experiment 44 NASA Kepler spacecraft 44 Synthetic Aperture Radar 44 Chazy Reef 44 Pluto Kuiper Belt 44 Michibiki 44 KamLAND 44 submillimeter wavelengths 44 Project Ozma 44 Collider Detector 44 LADEE 44 Moffet Field 44 Constellation Observing 44 Interorbital Systems 44 Planetary Science Institute 44 LCROSS Observation Campaign 44 STScI 44 THEMIS 44 planets Uranus 44 Nuclear Spectroscopic Telescope Array 44 Itokawa 44 Cosmic Background Explorer 44 Decadal Survey 44 planetary astronomer 44 bedrock outcropping 44 NASA Interstellar Boundary 44 Jean Pierre Lebreton 44 La Silla observatory 44 Mars rovers Spirit 44 Experimental Reactor 44 Werthimer 44 HiRISE 43 VISTA telescope 43 Emily Lakdawalla 43 Meade Instruments 43 Mössbauer 43 Jet Propulsion Laboratory JPL 43 particle colliders 43 astronaut Satoshi Furukawa 43 aperture telescope 43 WIYN Observatory 43 Franck Marchis 43 Thermal Emission Spectrometer 43 Makemake 43 Robert Jedicke 43 NASA Great Observatories 43 IKAROS 43 Cepheid variables 43 ESO La Silla 43 Earth Connection Coronal 43 lander rover 43 Jean Pierre Lebreton ESA 43 LISA Pathfinder 43 Astro E2 43 Dumbbell Nebula 43 orbiting 43 radio occultation 43 Hinode 43 Palomar Observatory 43 Cargo Launch Vehicle 43 AERONET 43 RXTE 43 Cassini radar 43 N. Rathnasree 43 Anisotropy Probe WMAP 43 Fermi Telescope 43 EPOXI 43 GOCE 43 Rosetta spacecraft 43 asteroid Itokawa 43 Mark Sirangelo 43 cosmological observations 43 Astrophysics Cambridge Mass. 43 lunar missions 43 Theodore von Karman 43 Boethin 43 particle astrophysics 43 circumlunar 43 LDCM 43 particle smasher 43 Shenzhou spacecraft 43 star Gliese 43 ultraviolet spectrograph 43 SDSS II 43 resolution panchromatic 43 DIXI 43 NPO Lavochkin 43 Maria Zuber 43 Roque de los 43 Guy Wormser 43 David Southwood ESA 43 Space Telescope GLAST 43 ESO Very Large Telescope 43 Extreme Ultraviolet Imaging Spectrometer 43 planetary explorations 43 John Callas rover 43 Mercury flyby 43 Grillmair 43 VLBI 43 Adaptive optics 43 GJ#b 43 AU Mic 43 celestial observations 43 Bernard Foing 43 QWIP 43 Curiosity rover 43 orbiting Hubble 43 Comet Hartley 2 43 Chang'eI 43 SBSP 43 THEMIS satellites 43 Iter 43 Linac Coherent Light 43 binary quasar 43 EarthCARE 43 Kaguya spacecraft 43 Yinghuo 1 43 meter Keck telescope 43 Multi Object Spectrograph 43 Galaxy Evolution 43 Galileo Joint Undertaking 43 Oceanlinx 43 amateur astronomers peering 43 astrophysical phenomena 43 International Linear Collider 43 Martian crater 43 Keiji Tachikawa 43 Earth Observations 43 Context Camera 43 NLSI 43 VIRTIS 43 Nasa Jet Propulsion 43 Erik Asphaug 43 Stimulate Competitive Research 43 Crab Pulsar 43 spiral nebulae 43 Peter Eisenhardt 43 NSPO 43 http:/www.nasa.gov/cassini 43 Jaxa 43 innermost planet 43 Enceladus flybys 43 nanosatellite 43 Lunar Laser Ranging 43 NASA twin STEREO 43 planemos 43 Olympus Mons 43 orbiting observatories 43 Spacewatch 43 durable twin rovers 43 Tropical Rainfall Measuring 43 Heliospheric Investigation 43 Las Campanas Observatory 43 Kuiper belt objects 43 Lovell Telescope 43 Arecibo radio 43 Herschel SPIRE 43 Sasselov 43 IYA# 43 Geza Gyuk 43 Syun Ichi Akasofu 43 celestial object 43 Relations Observatory STEREO 43 orbiting Saturn 43 X ray spectrometer 43 planet Gliese #g 43 laser altimeter 43 Beta Pictoris b 43 European Extremely Large 43 navigate autonomously 43 Observatory LDEO 43 WISE infrared 43 rover panoramic 43 Cygnus Lyra region 43 UNAVCO 43 High Angular Resolution 43 Hawaii Mauna Kea 43 Gravity Probe B 42 WorldWide Telescope 42 VLTI 42 Kitt Peak National 42 Mars moon Phobos 42 extrasolar planet 42 Fran Bagenal 42 demote Pluto 42 International Thermonuclear Experimental Reactor 42 LOFAR telescope 42 Infrared Array Camera 42 Svante Pääbo 42 Gliese #g 42 periodic dimming 42 Observatory NOAO 42 Space Telescope 42 robotic telescopes 42 GRB #B 42 JILA 42 Rosetta lander 42 Solar Optical Telescope 42 Faulkes Telescope 42 scatterometer 42 http:/saturn.jpl.nasa.gov 42 SDSS telescope 42 extrasolar planets 42 NASA THEMIS 42 IAU 42 observatory telescope 42 Galilean satellites 42 spacefaring nations 42 Samuel Ting 42 Sanswire 42 Marcello Coradini 42 Interior Laboratory GRAIL 42 smallest exoplanet 42 Ed Weiler 42 NASA 42 gravitational lensing 42 WISE spacecraft 42 astrometric 42 radial velocity 42 Panoramic Camera 42 Megha Tropiques 42 asteroids Ceres 42 gravitational keyhole 42 Cosmic Microwave Background 42 Lowell Observatory 42 Gamma ray burst 42 neutrino observatory 42 LRO spacecraft 42 MIT planetary scientist 42 ESO telescope 42 spacecraft 42 Burst Alert 42 SECCHI 42 Nousek 42 NanTroSEIZE 42 Earthlike 42 Evolution Explorer 42 CoRoT satellite 42 Mars# 42 NASA Goddard 42 Descent Imager Spectral Radiometer 42 Comet Halley 42 Comet Lulin 42 AMPERE 42 KAERI 42 Arsia Mons 42 Charles Beichman 42 NASA GSFC 42 Greg Beroza 42 Butterfly Nebula 42 astro comb 42 atop Haleakala 42 Rick Grammier 42 Jet Propulsion Lab 42 manned lunar 42 ROCSAT 2 42 comet Lulin 42 Borexino 42 transiting planet 42 Pete Theisinger 42 Ball Aerospace 42 Comet Churyumov Gerasimenko 42 RAS Observatory 42 Philae lander 42 maskless lithography 42 Jonathan Lunine 42 Gran Telescopio Canarias 42 Churyumov Gerasimenko 42 Hayabusa spacecraft 42 USArray 42 Science Experiment HiRISE 42 PPPL 42 amateur skywatchers 42 Sample Return 42 CDMS II 42 Plate Boundary 42 Ring Nebula 42 GJ #b [002] 42 Particle Astrophysics 42 rover 42 Climate Experiment GRACE 42 robotic lander 42 NASA JPL 42 Nikku Madhusudhan 42 SINFONI 42 Imaging Telescope Array 42 Louis Stodieck 42 COBE 42 e MERLIN 42 Kepler 9c 42 NASA WMAP 42 Galactic cosmic rays 42 Donald Yeomans 42 ORBIMAGE 42 Von Frese 42 Kibo module 42 TSN PZ camera 42 Quadrantid meteor shower 42 distant quasar 42 Boston Micromachines 42 Xie Mingbao 42 cosmic magnifying glass 42 Spaceguard 42 La Silla Observatory 42 radar altimetry 42 WM Keck Foundation 42 Hobby Eberly Telescope 42 HESS telescopes 42 DEIMOS 42 constellation Leo 42 JOIDES Resolution 42 Charon Pluto 42 polar orbiting 42 spacecraft orbiting 42 planets Kepler 42 SDSS III 42 Mars Odyssey 42 Sun Laiyan 42 Canadarms 42 Calico Solar 42 EPOXI mission 42 lunar perigee 42 exoplanet 42 XCOR Aerospace 42 Vourlidas 42 Adam Riess 42 High Altitude Observatory 42 Epoxi 42 theoretical astrophysics 42 supercomputer simulations 42 NASA Cosmic Background 42 Lunar Reconnaissance Orbiter 42 Main Injector Neutrino 42 Gamma ray Large 42 Martian lander 42 Great Observatories 42 Higgs boson particle 42 YU# 42 planets orbiting stars 42 sized planets orbiting 42 Helios 2B 42 Arecibo radar 42 Cassegrain telescope 42 X ray telescope 42 NASA astrobiology 42 Geminga 42 Konacki 42 WASP #b 42 Morgridge Institute 42 Uninhabited Aerial Vehicle 42 Sedna 42 Haumea 42 Greenbelt Md. manages 42 Nanomix 42 Space Interferometry Mission 42 Extraterrestrial Intelligence Institute 42 Hubble Space Telescope 42 Mission SRTM 42 Infrared Astronomy SOFIA 42 constellation Hercules 42 Spatiales CNES 42 SELENE probe 42 Dalcanton 42 UA Steward Observatory 42 Orbital Express 42 Space Agency 42 manages JPL 42 neutrino physics 42 rock outcrop 42 SOAR telescope 42 Planetary Laboratory 42 BepiColombo mission 42 origami masters 42 Richard Vondrak 42 Antennae Galaxies 42 Sirangelo 42 NASA Cassini spacecraft 41 ASKAP 41 Io Europa Ganymede 41 particle physics experiments 41 Kavli Institute 41 Ouyang Ziyuan 41 Mars Surveyor Operations 41 meteorological satellites 41 SPIRE 41 Aboard Endeavour 41 Heterodyne Instrument 41 lensing galaxy 41 Heliophysics 41 Toutatis 41 refracting telescope 41 Astro Aerospace 41 NASA Wilkinson Microwave 41 Planck telescope 41 Earth Asteroid 41 Zeta Ophiuchi 41 VLBA 41 Jeff Greason 41 high altitude airship 41 Planetary Transits 41 Bruce Banerdt 41 Filippenko 41 outermost planets 41 manned lunar landing 41 Hyperspectral Imager 41 Japan Aerospace Exploration 41 cosmological distances 41 John Grotzinger 41 Amateur astronomers 41 JAMSTEC 41 comet chaser 41 exosolar planets 41 GeneSat 41 Sanswire Networks LLC 41 Moon Mineralogy Mapper M3 41 NASAs 41 Paul Spudis 41 hubble 41 ESA GOCE 41 astrometry 41 Okeanos Explorer 41 Observatories 41 Avishay Gal Yam 41 SuperWASP 41 Nasser Peyghambarian 41 HiRise camera 41 D CIXS 41 atop dormant volcano 41 Explorer IBEX 41 Geological Survey Cascades Volcanic 41 DEEP2 41 Cassini flyby 41 Astrophysical 41 Karl Menten 41 planets orbiting sun 41 Harlow Shapley 41 Saul Perlmutter 41 Galileo spacecraft 41 Kepler 41 Exoplanet 41 Applied Physics Laboratory 41 MARSIS radar 41 Ivanpah Solar Electric 41 Persis Drell 41 FORCAST 41 OGLE 41 rover Opportunity 41 Faint Object 41 AOptix Technologies 41 Applied Physics Lab 41 polar orbits 41 microsatellites 41 retrograde orbit 41 DubaiSat 1 41 Ed Weiler NASA 41 axions 41 Lockheed Martin Waterton Canyon 41 moon Charon 41 Luan Enjie 41 Interplanetary Internet 41 optical interferometry 41 twin rovers Spirit 41 asteroid Vesta 41 radial velocity technique 41 NASA rover Opportunity 41 Cosmic Origins Spectrograph 41 Jupiter Ganymede 41 Omega Centauri 41 constellation Taurus 41 icy comets 41 ITER fusion 41 lander Philae 41 iRoC Technologies 41 National d' Etudes 41 Nikon D# Kowa 41 magnetic spectrometer 41 AeroAstro 41 coronagraph 41 radiometer 41 XFEL 41 telescopic camera 41 Jupiter icy moons 41 Robotic Exploration 41 Gruber Cosmology Prize 41 HIRES spectrometer 41 particle physicists 41 distant quasars 41 particle detectors 41 unmanned probes 41 CRISM 41 Interferometer 41 astrobiological 41 Galileo satellites 41 unmanned spacecraft 41 exo planets 41 Very Large Array 41 manned spacecraft 41 JPL 41 manager Gerhard Schwehm 41 radial velocities 41 hyperspectral 41 Sidewalk Astronomers 41 MPG ESO 41 Giovanni Cassini 41 mineralogical mapping 41 Chodas 41 Jovian moons 41 GIOVE B 41 HM Cancri 41 SPHERES 41 interferometry 41 Imiloa Astronomy Center 41 orbiting Chandra 41 extraterrestrial civilizations 41 Epsilon Eridani 41 physics astrophysics 41 ESA Envisat 41 ADM Aeolus 41 Mars Orbiter 41 spokesman Michael Braukus 41 Petascale 41 Upsilon Andromedae b 41 Cosmic Origins Spectrograph COS 41 ENVISAT 41 NASA Gamma ray 41 Reconnaissance Orbiter 41 Cancri 41 ExoMars Trace Gas 41 Discovery undocks 41 Anisotropy Probe 41 Akademik Fedorov 41 Gliese #c 41 Ice Coring 41 Whipple Observatory 41 Fornax cluster 41 gravitational lens 41 asteroid Lutetia 41 spacecraft Cassini 41 Huchra 41 Bruce Jakosky 41 Venusian atmosphere 41 Auger Observatory 41 Libra constellation Vogt 41 Venusian surface 41 Jacques Laskar 41 MErcury Surface Space ENvironment 41 Kuiper belt object 41 Hubble 41 Jet Propulsion Laboratory 41 AKARI 41 Interferometer VLTI 41 MEarth 41 La Silla Chile 41 Rosaly Lopes 41 unmanned rover